<template>
  <div @click="$emit('input', !value)" class="my-switch" :class="{ 'is-checked': value }">
    <span class="my-switch__core"></span>
  </div>
</template>

<script>
export default {
  name: 'BaseSwitch',
  props: {
    // 外界传递状态进来
    value: Boolean
  },
  data () {

    return {
      msg: '我是switch'
    }
  }
}
</script>

<style>
.my-switch {
  display: inline-flex;
  align-items: center;
  position: relative;
  font-size: 14px;
  line-height: 20px;
  height: 20px;
  vertical-align: middle;
}
.my-switch .my-switch__core {
  margin: 0;
  display: inline-block;
  position: relative;
  width: 40px;
  height: 20px;
  border: 1px solid #dcdfe6;
  outline: none;
  border-radius: 10px;
  box-sizing: border-box;
  background: #dcdfe6;
  cursor: pointer;
  transition: border-color 0.3s, background-color 0.3s;
  vertical-align: middle;
}
.my-switch .my-switch__core::after {
  content: '';
  position: absolute;
  top: 1px;
  left: 1px;
  border-radius: 100%;
  transition: all 0.3s;
  width: 16px;
  height: 16px;
  background-color: #fff;
}
.my-switch.is-checked .my-switch__core {
  border-color: #409eff;
  background-color: #409eff;
}
.my-switch.is-checked .my-switch__core:after {
  left: 100%;
  margin-left: -17px;
}
</style>
